(PECL imagick 2 >= 2.3.0, PECL imagick 3 >= 3.3.0)

Imagick::deskewImageRemoves skew from the image


public Imagick::deskewImage(float $threshold): bool

This method can be used to remove skew from for example scanned images where the paper was not properly placed on the scanning surface. Bu yöntem, derleme sırasında ImageMagick kütüphanesinin 6.4.5 veya sonraki bir sürümü kuruluysa kullanılabilir.

Bağımsız Değişkenler


Deskew threshold

Dönen Değerler


Örnek 1 Imagick::deskewImage()

function deskewImage($threshold) {
$imagick = new \Imagick(realpath("images/NYTimes-Page1-11-11-1918.jpg"));
$deskewImagick = clone $imagick;
//This is the only thing required for deskewing.

//The rest of this example is to make the result obvious - because
    //otherwise the result is not obvious.
$trim 9;

$deskewImagick->cropImage($deskewImagick->getImageWidth() - $trim$deskewImagick->getImageHeight(), $trim0);
$imagick->cropImage($imagick->getImageWidth() - $trim$imagick->getImageHeight(), $trim0);
$deskewImagick->resizeimage($deskewImagick->getImageWidth() / 2$deskewImagick->getImageHeight() / 2, \Imagick::FILTER_LANCZOS1);
$imagick->resizeimage($imagick->getImageWidth() / 2$imagick->getImageHeight() / 2, \Imagick::FILTER_LANCZOS1);
$newCanvas = new \Imagick();
$newCanvas->newimage($imagick->getImageWidth() + $deskewImagick->getImageWidth() + 20$imagick->getImageHeight(), 'red''jpg');
$newCanvas->compositeimage($imagick, \Imagick::COMPOSITE_COPY50);
$newCanvas->compositeimage($deskewImagick, \Imagick::COMPOSITE_COPY$imagick->getImageWidth() + 100);

header("Content-Type: image/jpg");


add a note

User Contributed Notes

There are no user contributed notes for this page.
To Top